编译libcurl生成curl_config.h时疏失

编译libcurl生成curl_config.h时出错
小弟用cygwin+NDK编译libcurl-7.21.4时会产生下面的错误日志。不知是不是最终编译动态库失败的原因？小弟初学，请各位大侠多多指教。
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

It was created by curl configure -, which was
generated by GNU Autoconf 2.67. Invocation command line was

  $ ./configure 

## --------- ##
## Platform. ##
## --------- ##

hostname = Luye
uname -m = i686
uname -r = 1.7.7(0.230/5/3)
uname -s = CYGWIN_NT-5.2
uname -v = 2010-08-31 09:58

/usr/bin/uname -p = unknown
/bin/uname -X = unknown

/bin/arch = i686
/usr/bin/arch -k = unknown
/usr/convex/getsysinfo = unknown
/usr/bin/hostinfo = unknown
/bin/machine = unknown
/usr/bin/oslevel = unknown
/bin/universe = unknown

PATH: /usr/local/bin
PATH: /usr/bin
PATH: /bin
PATH: /cygdrive/g/oracle/product/10.2.0/client_1/bin
PATH: /cygdrive/c/WINDOWS/system32
PATH: /cygdrive/c/WINDOWS
PATH: /cygdrive/c/WINDOWS/System32/Wbem
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/90/Tools/binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/Tools/Binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/DTS/Binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/Tools/Binn/VSShell/Common7/IDE/
PATH: /cygdrive/c/Program Files/Microsoft Visual Studio 9.0/Common7/IDE/PrivateAssemblies/
PATH: /cygdrive/c/WINDOWS/system32/WindowsPowerShell/v1.0
PATH: /cygdrive/c/Program Files/TortoiseSVN/bin
PATH: /cygdrive/c/Program Files/Common Files/Thunder Network/KanKan/Codecs
PATH: /cygdrive/c/Program Files/Java/jdk1.6.0_16/bin
PATH: /
PATH: /usr/bin
PATH: /usr
PATH: /cygdrive/c/Program Files/CodeSourcery/Sourcery G++ Lite/bin
PATH: /cygdrive/g/oracle/product/10.2.0/client_1/bin
PATH: /cygdrive/c/WINDOWS/system32
PATH: /cygdrive/c/WINDOWS
PATH: /cygdrive/c/WINDOWS/System32/Wbem
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/90/Tools/binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/Tools/Binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/DTS/Binn/
PATH: /cygdrive/c/Program Files/Microsoft SQL Server/100/Tools/Binn/VSShell/Common7/IDE/
PATH: /cygdrive/c/Program Files/Microsoft Visual Studio 9.0/Common7/IDE/PrivateAssemblies/
PATH: /cygdrive/c/WINDOWS/system32/WindowsPowerShell/v1.0
PATH: /cygdrive/c/Program Files/TortoiseSVN/bin
PATH: /cygdrive/c/Program Files/Common Files/Thunder Network/KanKan/Codecs
PATH: /cygdrive/c/Program Files/QuickTime/QTSystem/
PATH: /cygdrive/c/Program Files/Java/jdk1.6.0_16/bin
PATH: /usr/lib/lapack

------解决方案--------------------
ac_nonexistent.h: No such file or directory
这个头文件没找到啊。你搜索下有没有这个.h
------解决方案--------------------
ac_nonexistent.h: No such file or directory

------解决方案--------------------
那个错去无所谓的，不影响编译。